68764320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^2$

素因数の和:144

約数の個数: 216

約数和(自身を含む): 253238076

約数和(自身を除く): 184473756

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 53, 60, 68, 72, 80, 85, 90, 96, 102, 106, 120, 136, 144, 153, 159, 160, 170, 180, 204, 212, 240, 255, 265, 272, 288, 306, 318, 340, 360, 408, 424, 477, 480, 510, 530, 544, 612, 636, 680, 720, 765, 795, 816, 848, 901, 954, 1020, 1060, 1224, 1272, 1360, 1440, 1530, 1590, 1632, 1696, 1802, 1908, 2040, 2120, 2385, 2448, 2544, 2703, 2720, 2809, 3060, 3180, 3604, 3816, 4080, 4240, 4505, 4770, 4896, 5088, 5406, 5618, 6120, 6360, 7208, 7632, 8109, 8160, 8427, 8480, 9010, 9540, 10812, 11236, 12240, 12720, 13515, 14045, 14416, 15264, 16218, 16854, 18020, 19080, 21624, 22472, 24480, 25281, 25440, 27030, 28090, 28832, 32436, 33708, 36040, 38160, 40545, 42135, 43248, 44944, 47753, 50562, 54060, 56180, 64872, 67416, 72080, 76320, 81090, 84270, 86496, 89888, 95506, 101124, 108120, 112360, 126405, 129744, 134832, 143259, 144160, 162180, 168540, 191012, 202248, 216240, 224720, 238765, 252810, 259488, 269664, 286518, 324360, 337080, 382024, 404496, 429777, 432480, 449440, 477530, 505620, 573036, 648720, 674160, 716295, 764048, 808992, 859554, 955060, 1011240, 1146072, 1297440, 1348320, 1432590, 1528096, 1719108, 1910120, 2022480, 2148885, 2292144, 2865180, 3438216, 3820240, 4044960, 4297770, 4584288, 5730360, 6876432, 7640480, 8595540, 11460720, 13752864, 17191080, 22921440, 34382160, 68764320]

約数ペア:

[(1, 68764320), (2, 34382160), (3, 22921440), (4, 17191080), (5, 13752864), (6, 11460720), (8, 8595540), (9, 7640480), (10, 6876432), (12, 5730360), (15, 4584288), (16, 4297770), (17, 4044960), (18, 3820240), (20, 3438216), (24, 2865180), (30, 2292144), (32, 2148885), (34, 2022480), (36, 1910120), (40, 1719108), (45, 1528096), (48, 1432590), (51, 1348320), (53, 1297440), (60, 1146072), (68, 1011240), (72, 955060), (80, 859554), (85, 808992), (90, 764048), (96, 716295), (102, 674160), (106, 648720), (120, 573036), (136, 505620), (144, 477530), (153, 449440), (159, 432480), (160, 429777), (170, 404496), (180, 382024), (204, 337080), (212, 324360), (240, 286518), (255, 269664), (265, 259488), (272, 252810), (288, 238765), (306, 224720), (318, 216240), (340, 202248), (360, 191012), (408, 168540), (424, 162180), (477, 144160), (480, 143259), (510, 134832), (530, 129744), (544, 126405), (612, 112360), (636, 108120), (680, 101124), (720, 95506), (765, 89888), (795, 86496), (816, 84270), (848, 81090), (901, 76320), (954, 72080), (1020, 67416), (1060, 64872), (1224, 56180), (1272, 54060), (1360, 50562), (1440, 47753), (1530, 44944), (1590, 43248), (1632, 42135), (1696, 40545), (1802, 38160), (1908, 36040), (2040, 33708), (2120, 32436), (2385, 28832), (2448, 28090), (2544, 27030), (2703, 25440), (2720, 25281), (2809, 24480), (3060, 22472), (3180, 21624), (3604, 19080), (3816, 18020), (4080, 16854), (4240, 16218), (4505, 15264), (4770, 14416), (4896, 14045), (5088, 13515), (5406, 12720), (5618, 12240), (6120, 11236), (6360, 10812), (7208, 9540), (7632, 9010), (8109, 8480), (8160, 8427)]